Author Archives: steve bush

‘Smallest’ sine-cosine 3D Hall position sensor

Allegro is claiming a record for its latest Hall-effect position sensor IC, describing it as “the smallest sine/cosine 3D sensor currently available in the market”. Called A33230, it comes in 3 x 2.9 x 1mm 5pin SOT23-W package. Although the die inside is able to sense in three orthogonal dimensions, it has two signal paths ...

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Infineon MCUs for automotive include functional safety AI

First samples of Infineon’s 28nm Aurix TC4x family of automotive MCUs are available. “The family provides an upward migration path for the Aurix TC3x family,” according to the company. “It features the next-generation TriCore 1.8 and the new parallel processing unit, a SIMD vector DSP which addresses the demands of various AI topologies – this ...

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60W power supplies work over 90-305Vac

XP Power is aiming at IT, industrial electronics and robotics with 60W ac-dc power supplies that can operate from 90-305Vac. This range suits them suitable to factory or roadside equipment running from four-wire three-phase 480Vac (277Vac nominal), or running from single-phase 110 or 230Vac. Called the VCB60 series, there are eight devices with regulated outputs ...

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Arduino adds an IoT interface board to its MKR 1010 SBC

MKR IoT Carrier is an IoT interface and peripheral board for Arduino’s MKR WiFi 1010 single-board computer. Also know as the Oplà interface, it includes: sensors for temperature, humidity, barometric, acceleration, rotation (it has a six axis IMU) and colour, plus a small colour LCD, touch pads, a gesture sensor and two relays to switch external circuits. ...

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Solderable 45x45mm i.MX 8M Plus OSM LGA module

iWave Systems has launched a solderable i.MX 8M Plus OSM (Open standard module) In OSM, SGeT defines a module to be soldered on the carrier board as an LGA package, rather than using edge or board to board connectors. Called iW-RainboW-G40M, this module is Size-L (45 x 45mm), with provision for 662 contacts. It is “28% ...

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Fully-printed OLED display

To prove it can be done, researchers at the University of Minnesota Twin Cities has 3D printed everything in a flexible OLED display, except for the plastic sheet it was printed on. The 64 pixel display is around 40mm across “OLED displays are usually produced in big, expensive, ultra-clean fabrication facilities,” said Minnesota professor Michael ...

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More-on: Infineon’s source-down mosfet package

Infineon announced source-down packaged power mosfets earlier today in which it flipped the die to improve transistor performance. Alongside the part announcement it released a diagram and its reasons for what it did. The source-down mosfet is on the right, and the more conventional device on the left. According to Infineon: The source-down package (1) is ...

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200W/channel GaN Class-D audio amp eval board, and a matching PSU

GaN Systems is claiming up to 96% power efficiency from a 200 + 200W (8Ω) Class-D stereo amplifier built around its gallium nitride power transistors. THD+N is under 0.03%, with further optimisation possible, according to the company. 300W/channel is available into 4Ω. Called the GeN2 Amplifier, the evaluation kit comes with a matching 400W (550W peak) LLC ...

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CES: SigFox teams-up to provide solar-powered long-range IoT

IoT communication service provider Sigfox is to create energy harvesting modules with chip maker Nowi and Brazilian design house BHT Micron. Nowi already has a solar power module for SigFox and its competitor LoRa “This collaboration marks the first step for Sigfox towards a commercial development of energy harvesting modules to equip IoT devices,” according to SigFox. ...

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Industrial 10.4inch display is bright with a wide viewing angle

Review Display Systems (RDS) is stocking a 10.4inch TFT P-series display module from industrial display manufacturer Tianma. P1040XGF1MA00 is XGA (1920 x 1080 pixels) with the classic 4:3 aspect ratio and includes ‘Super Fine TFT’ (SFT) technology for wide viewing angle and consistent colour, said RDS. Contrast ratio is 1000:1 and viewing angle is 85° ...

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